Yamaha F150A - Junction Box Assembly

5-3
Electrical component and wiring harness routing
Junction box assembly
1. Engine ECM
2. PTT relay
3. Starter relay
4. Diode (connect to the PTT relay)
5. Flash indicator connector
6. Fuse (30 A) (starter relay)
7. Main relay
8. Fuse (30 A) (20 A) (spare)
9. Fuse (20 A) (engine start switch, PTT
switch)
10. Fuse (20 A) (engine ECM, ISC valve, fuel
injector, high-pressure fuel pump, ignition
coil, YDIS)
11. Fuse (50 A) (house battery)
12. Fuse (50 A) (engine battery)
13. Air temperature sensor
a
A
A
13
14
A-A
1
D
2
E
F
4
5
6
3
8
9
10
7
11
12
B
A